Bad-Wing Moth 
Badge Huntsman Spider 
Badister bullatus 
Badister neopulchellus 
Baeotus deucalion 
Baeotus japetus 
Baetis intercalaris 
Bagodares sturnularia 
Bahia Scarlet Tarantula 
Balaana abscondita 
Balaana gigantea 
Balacra rubrostriata 
Balcanocerus fitchi 
Balcanocerus provancheri 
Balclutha confluens 
Balclutha impicta 
Balclutha neglecta 
Balcones cave shrimp 
Bald-faced hornet 
Balkan Copper 
Balkan marbled white 
Balkan predatory bush-cricket 
Ballida brahamae 
Balta notulata